Dak Nong Province, Dak Song District, Quang Son Commune, Nam Nung Nature Reserve, primary dry evergreen broad-leaved forest on basalt and lava rocks at elevation of about 800-900 m a.s.l. around the point 12º10’N 107º46’E. Lithophytic fern in crevices of open exposed rocks. Not common.
30 March 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Tran Thi Thuy Nhan, Nguyen Quoc Bao, T. Maisak, АL4656.
Record creation: 2026-10-01, Galina Savich, PhotoScan D2Citation: Specimen LE 01332220 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01332220